<template>
    <el-container class="home-container">
        <el-header>
            <div>
                <img src="../../assets/logo.png"/>
                <span>后台管理系统</span>
            </div>
            <el-button type="info" @click="logout">退出</el-button>
        </el-header>

        <el-container>
            <el-aside width="200px">
              
                <el-menu
                    background-color="#333744"
                    text-color="#fff"
                    active-text-color="#ffd04b"
                    router
                    unique-opened
                    :collapse-transition="false">

                    <el-submenu :index="item.url" v-for="item in menuList" :key="item.name">
                        <template slot="title">
                            <i class="el-icon-s-home"></i>
                            <span>{{ item.name }}</span>
                        </template>

                        <el-menu-item :index="subMenu.url" v-for="subMenu in item.children" :key="subMenu.name">

                            <template slot="title">
                                <i class="el-icon-setting"></i>
                                <span>{{ subMenu.name }}</span>
                            </template>

                        </el-menu-item>

                    </el-submenu>

                </el-menu>


            </el-aside>

            <el-main>
                <!-- 子路由填充位 -->
                <router-view/>

            </el-main>
        </el-container>

    </el-container>
</template>

<script>


export default {
  data() {
    return {
      menuList: [
        {
          name: '用户管理',
          url: '/user',
          children: [
            {
              name: '用户列表',
              url: '/account',
            },
          ]
        },

      ],
      isRouterAlive: true,

    };
  },
  methods: {
    reload() {
      this.isRouterAlive = false;
      this.$nextTick(function () {
        this.isRouterAlive = true;
      });
    },

    logout() {
      window.sessionStorage.clear();
      this.$router.push("/");
    },
  }
}
</script>

<style lang="less" scoped>

img {
    width: 30px;
    height: 30px;
}

.toggle-button {
    padding: 5px 0;
    background-color: #373d48;
    font-size: 10px;
    text-align: center;
    color: #fff;
    letter-spacing: 0.2em;
    cursor: pointer;
}

.el-header {
    background-color: #373d41;
    display: flex;
    justify-content: space-between;
    padding-left: 0;
    align-items: center;
    color: #fff;
    font-size: 22px;

    > div {
        display: flex;
        align-items: center;

        span {
            margin-left: 14px;
        }
    }
}

.el-aside {
    background-color: #333744;

    .el-menu {
        border-right: 0;
    }
}

.el-main {
    background-color: #eaedf1;
}

.home-container {
    height: 100%;
}

</style>
